Finding the Fourth Proportional to 154,097, 212,653.86 and 83,441

Step by Step Solution

1. Step 1: Write the proportion equation
   154,097 : 212,653.86 = 83,441 : x
2. Step 2: Convert to fraction form
   154,097/212,653.86 = 83,441/x
3. Step 3: Cross multiply
   154,097x = 212,653.86 × 83,441
4. Step 4: Simplify right side
   154,097x = 17,744,050,732.26
5. Step 5: Solve for x
   x = 17,744,050,732.26/154,097
6. Step 6: Final answer
   x = 115,148.58